Good Ventilation at House (2)

old windowsIn new construction, standard windows are not that expensive compared with the total cost of the house. Special windows—transoms, half-moons, and Palladian—add a considerable amount to the cost, however. Windows in new houses, in fact, can approach 3 percent of the sale price. For a $300,000, 3,200-square-foot house, that means $9,000.

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